import type { Finding } from "../rules/types";
export type ScanCacheOptions = {
    maxEntries?: number;
};
/**
 * Cache for static rule evaluation results keyed by content hash + rule-pack version.
 */
export declare class ScanCache {
    private readonly maxEntries;
    private readonly entries;
    constructor(options?: ScanCacheOptions);
    buildKey(content: string, rulePackVersion: string): string;
    get(content: string, rulePackVersion: string, filePath: string): Finding[] | undefined;
    set(content: string, rulePackVersion: string, findings: readonly Finding[]): void;
    get size(): number;
}